Paul married Marie Tetreau on 14 Oct 1681 in Champlain, Quebec, Canada. Marie (daughter of Louis Tetreault and Marie Noelle Landeau) was born on 7 Mar 1663/64 in Trois Rivieres, Quebec, Canada; was christened on 8 Mar 1663/64 in Trois Rivieres, Quebec, Canada; and died. [Group Sheet] [Family Chart]

1. Marie Jeanne Desmarais was born on 20 Aug 1682 in Champlain, Quebec, Canada; was christened on 21 Aug 1682 in Champlain, Quebec, Canada; was buried on 14 Oct 1737 in St. Sulpice, Quebec, Canada.
2. Michel Desmarais was born on 17 Nov 1684 in Champlain, Quebec, Canada; was christened on 17 Nov 1684 in Champlain, Quebec, Canada; and died.
3. Paul Desmarais was christened on 9 Sep 1687 in Montreal, Quebec, Canada; died on 11 Dec 1739 in LaPerade, Champlain, Quebec, Canada; was buried on 12 Dec 1739 in LaPerade, Champlain, Quebec, Canada.
4. Michelle Desmarais was christened on 27 Apr 1689 in Montreal, Quebec, Canada; died on 23 Jul 1699 in Montreal, Quebec, Canada; was buried on 24 Jul 1699 in Montreal, Quebec, Canada.
5. Jacques Desmarais was christened on 22 Apr 1691 in Montreal, Quebec, Canada; was buried on 28 Mar 1732 in St. Sulpice, Quebec, Canada.
6. Daniel Desmarais was christened on 21 Sep 1693 in Montreal, Quebec, Canada; died on 9 Jul 1698 in Montreal, Quebec, Canada; was buried on 10 Jul 1698 in Montreal, Quebec, Canada.
7. Marie Josephe Desmarais was christened on 6 Jul 1695 in Montreal, Quebec, Canada; and died.
8. Francois Desmarais was born on 26 May 1698 in Montreal, Quebec, Canada; was christened on 27 May 1698 in Montreal, Quebec, Canada; was buried on 19 Aug 1765 in L'Assomption, L'Assomption, Quebec, Canada.
9. Charles Desmarais dit Beaulac was born on 3 Mar 1699/00 in Montreal, Quebec, Canada; was christened on 4 Mar 1699/00 in Montreal, Quebec, Canada; was buried on 27 Dec 1753 in Repentigny, Quebec, Canada.
10. Antoine Desmarais was born on 9 Dec 1701 in Montreal, Quebec, Canada; was christened on 11 Dec 1701 in Montreal, Quebec, Canada; and died.
11. Marie Antoinette Desmarais was born on 20 Jun 1705 in Repentigny, Quebec, Canada; was christened on 21 Jun 1705 in Repentigny, Quebec, Canada; and died.
12. Louise Catherine Desmarais was born on 12 Jun 1707 in St. Sulpice, Quebec, Canada; was christened on 12 Jun 1707 in St. Sulpice, Quebec, Canada; and died.

Jacques married Marie Marthe Laporte. Marie died before 1681. [Group Sheet] [Family Chart]